package HP.p0829;

public class Demo {
    public static void main(String[] args) {
        Aaa aaa = new Aaa();
        System.out.println("aaa = " + aaa);
        Aaa bbb = new Aaa();
        System.out.println("bbb = " + bbb);
        bbb = aaa;
        System.out.println("bbb = " + bbb);
    }
}

class Aaa {

}

class Bbb {

}